参 考 資 料 - Ministry of Internal Affairs and ...

1 5 GHz LAN .. LAN 11. LAN 12. 14. 17. 21. 29. 35. MLS 41. 42. 46. 10 . 63. 11 . 69. 12 DFS 78. 13 82. 14 DFS 84. 96. 100. 103. 107. LAN 110.. 5 GHz LAN . WRC-03. ( ) 1 CFR47 Part15 EN301 893 Res229. 250mW.. 20 MHz 250mW.. 50mW/MHz - - - 13dBi ( . EIRP 5W. 5 50mW . - - - 4dBm+10logB 2. 10mW/MHz 4dBm/MHz - - 0dBi 6 Bi - 6dBi 23dBm 200mW. EIRP 10mW/MHz * 3 10dBm/MHz 10mW/MHz 5 250mW . - - - 11dBm+10logB 2. 10mW/MHz TPC 11dBm/MHz - - 0dBi 6dBi - 6dBi 23dBm 200mW. EIRP . * 3 10dBm/MHz TPC 4 10mW/MHz 5 250mW . - - 250mW. 11dBm+10logB 2. 10mW/MHz TPC 11dBm/MHz - - 7dBi 6dBi - 1W 50mW/MHz 6dBi 30dBm 1W. EIRP. TPC) * 3 17dBm/MHz TPC 4 50mW/MHz 1 DS-SS ofdm . 2 B Emission Bandwidth 26 B . 3 EIRP . 4 (TPC) 6dB TPC TPC EIRP 3dB . 5 . Mean Power . 1.. MAC_SAP1 100 Mbps .. 3bits/sec/Hz . 54 Mbps 2 .. Original 11e/i . MAC 11e/i . 11h 11n . PHY 11a/b 11g/j.

2 1997 2000 2003 2008. MAC 11e QoS . PHY 11i .. (1) . IEEE .. '06 11 11n timeline . LB . Study Group (SG). TG LB/SB . Task Group CFP. (TG) * . SB ' Working Group .. (WG) TG LB#1 LB#2,.., LB#n : ' ' ' ' 98% . 10 . : IEEE TGn 90% . Standards .. LB: Letter Ballot Association SB: Sponsor Ballot SB#1, SB#2, , SB#m ' 1. Medium access control_Service Access Point 2. (2) . 5 GHz .. ( ) . 20 MHz 40 MHz . 20 MHz . 30 MHz -45dBr . 20 MHz . 0. -10. -20 Br -28 Br -30. -40. -11 MHz -9 MHz 9 MHz 11 MHz -50. -40 -30 -20 -10 0 10 20 30 40. MH . 40 MHz . 0. -10. -20. Br -28 Br -30. -40. -21 MHz -19 MHz 19 MHz 21 MHz -50. -70 -60 -50 -40 -30 -20 -10 0 10 20 30 40 50 60 70. MH . 3. ( ) . OFDM2 SC Sub Carrier BPSK3 . 64 QAM4 20 MHz . 5 MIMO6 . SC 52SC 56SC 1 . 65 Mbps . 54 Mbps 130. Mbps . 20 MHz . -28 -26 -21 -7 -1 +1 +7 +21 +26 +28. LM 52SC . HT 56SC.

3 40 MHz Sub Carrier Pilot Carrier +53. +1 +2 +11 +25 +32 +58. HT-Upper 56SC . HT 114SC . MIMO . 4 GI7 . 40 MHz .. STBC8 . LDPC9 .. 600 Mbps . 2. Orthogonal Frequency Division Multiplex . 3. Binary Phase Sift Keying 2 . 4. Quadrature Amplitude Modulation . 5.. 6. Multiple-Input Multiple-Output 7. Guard Interval 8. Space Time Block Code 9. Low Density Parity Check 4.. z 20 MHz z 40 MHz . z z . 6 9 12 18 24 36 48 54 Mbps z STBC . z SD . z 11a/g z LDPC . r=1/2 2/3 3/4 5/6 z 400 . z 800 z 2 3 4 . z 1 . z AP 3 4 . 13 26 39 52 65 Mbps z 2 6 Mpbs . z AP 2 z . - 1 . 13 26 39 52 65 Mbps z . - 2 . 13 26 39 52 78 104 117 130 Mbps ofdm . 1 2 3 N. IFFT. 1. 2. TX. Signal . FEC 3. ENCODE. INTLV MOD S/P. Spectrum of OFDMS ignal(TX).. N. Freqency time Parser . CS: . 52 56. 4 . 5. MIMO . 2 .. n m n m .. 1SS ofdm 1SS ofdm . 1SS ofdm 1SS ofdm .. 1SS ofdm 1SS ofdm .

4 1SS ofdm 1SS ofdm .. 2 .. 1SS ofdm 1SS ofdm . 1SS ofdm 1SS ofdm . 4 4. 1SS ofdm 1SS ofdm . 1SS ofdm 1SS ofdm . 1SS ofdm 1SS ofdm . 3 3. ( ) .. 6.. SC . LM 20 MHz 52SC. HT 20 MHz 56SC. 40 MHz 114SC. HT-Duplicated Mode 40 MHz 104SC 6 Mbps . Duplicate Non-HT Mode 40 MHz . Duplicate Non-HT Mode 40 MHz 104SC LM 20 MHz .. Legacy mode 20MH 52SC 20 MHz .. HT-mode 20 MHz 56SC. 40 MHz upper mode 40 MHz 52SC . 40 MHz lower mode 20 MHz 56SC. 40 MHz 20 MHz . 40 MHz .. 20 MHz . control channel secondary channel . 20 MHz . control channel 20 MHz 40 MHz .. 20M 40M 20M 40M 20M .. 52SC. 20 MHz .. 56SC. 20 MHz . 114SC. 40 MHz .. 52/56SC 52/56SC. 40 MHz . 5180 MHz 5190 MHz 5200 MHz 5210 MHz 5220 MHz 7. ( ) . LM 11a/g .. 20 MHz 40 MHz .. SC . (64 QAM) GI=800ns GI=400ns GI = 400ns n m . Legacy 1 . 3/4 52SC 54 Mbps ( ) - . 1 56SC 65 Mbps Mbps . 5/6. 1 1 114SC 150 Mbps Mixed Mode 2 56SC 130 Mbps Mbps.

5 5/6. Green Field 2 2 114SC 300 Mbps ( ) 3 56SC 195 Mbps Mbps . 5/6. 3 3) 114SC 450 Mbps 4 56SC 260 Mbps Mbps . 5/6. 4 4 114SC 600 Mbps . GI 800 . SC GI 1 . n m n m SD .. 8. 200 Mbps 10% . 2 MSC12 180 Mbps :16 QAM, R=3/4, GI=400ns 40Mz MSC13 216 Mbps :16 QAM, R=2/3, GI=800ns MSC37 180 Mbps : 64, Q , R=3/4, GI=400ns MSC38 : 64, 16 , R=3/4, GI=800ns 3 MSC23 195 Mbps, :64 QAM, R=5/6, GI=800, 400ns 20 MHz MSC22 195 Mbps :64 QAM, R=3/4, GI=400ns 3 MSC19 180 Mbps :16 QAM, R=1/2, GI=400ns 40 MHz MSC42 180 Mbps : 64, 16, Q , R=3/4, GI=400ns MSC43 189 Mbps, 210 Mbps : 64, 2*16 , R=1/2, GI=800, 400ns MSC44 189 Mbps, 210 Mbps : 2*64, 16 , R=1/2, GI=800, 400ns MSC45 216 Mbps : 2*64, 16 , R=1/2, GI=800ns MSC46 180 Mbps : 16, 2*Q , R=3/4, GI=400ns MSC47 : 2*16, Q , R=3/4, GI=800ns MSC48 : 64, 2*Q , R=3/4, GI=800ns 4 MSC29 208 Mbps :64 QAM, R=2/3, GI=800ns 20 MHz MSC71 195 Mbps : 64, 3*16 , R=3/4, GI=400ns MSC73 195 Mbps : 2*64,16,Q , R=3/4, GI=400ns MSC74 195 Mbps, : 2*64, 2*16 , R=3/4, GI=800, 400ns MSC75 195 Mbps.

6 3*64, Q , R=3/4, GI=800, 400ns 4 MSC26 180 Mbps :QPSK, R=3/4, GI=400ns 40 MHz MSC27 216 Mbps :16 QAM, R=1/2, GI=800ns MSC54 180 Mbps : 2*16, 2*Q , R=1/2, GI=400ns MSC55 189 Mbps, 210 Mbps : 3*16, Q , R=1/2, GI=800, 400ns MSC56 180 Mbps : 64, 3*Q , R=1/2, GI=400ns MSC57 189 Mbps, 210 Mbps : 64, 16, 2*Q , R=1/2, GI=800, 400ns MSC58 216 Mbps : 64, 2*16, Q , R=1/2, GI=800ns MSC60 216 Mbps : 2*64, 2*Q , R=1/2, GI=800ns MSC65 : 16, 3*Q , R=3/4, GI=800ns MAC . MAC Aggregation . A-MPDU Aggregated MAC Protocol Data Unit . MAC . A-MSDU Aggregated MAC Service Data Unit .. Aggregation .. 40 MHz 20 MHz .. 9.. z MSDU z Block Ack Ack . z MPDU z PSMP . z Block Ack TID BA . z Block Ack z . z Block Ack . z Block Ack z L-SIG TXOP . z z 20/40 MHz . z CCMP PCO . WPA2 z . z Long NAV z . z z . z z CSI . z 20/40 MHz z Zero Length ZLF . z z . z RIFS z . z Greenfield z.

7 MAC .. 30 Mbps 3 . 10 .. Letter Ballot (12,000 ) 2006 . 11 802 370 . 88% . 2007 1 802 Letter Ballot . 1 802 . 11 . - 40 MHz (20/40 MHz ). - GHz 25 MHz . 40 MHz . 40 MHz . - Greenfield ( . ). 40 MHz 20/40 MHz . 40 MHz Greenfield .. 40 MHz . 40 MHz . secondary channel . substantial load 40 MHz substantial load 5 20 MHz . 5 GHz 11n 40 MHz secondary channel . 1 .. 10.. LAN . 1990 2000 2005 2006 2007 2008 .. WRC 5 LAN FCC DFS. 2008 .. IEEE11 IEEE11a/b IEEE11g IEEE11j . IEEE11i IEEE11e .. LAN. IEEE11g ofdm . 2007 . 2 Mbps 26 54 Mbps . 100 Mbps . 11 Mbps 97 . 5 GHz LAN. 2007 . IEEE11a ofdm 455 .. 54 Mbps 100 . 200 . 5 GHz .. IEEE11a LAN 13dBi . 54 Mbps 100 61 . 11.. LAN .. 5 GHz LAN . 5 GHz . 5 GHz . 1 . 5 GHz . 2003 3 2 2006 11 337 . 170 . 2003 3 44 2006 3 688,250 . 15700 5 GHz . 2001 3 315 . 2006 3 5,042,783 16,000 .. 21 .. 100,000,000.

8 5 GHz . 5 GHz 8,651,849. 10,000,000 5 GHz 3,609,066. 5 GHz . 720,272 981,049. 1,000,000. 292,799. 167,551. 100,000. 15,002. 10,000 5,332. 891 1220. 1,000 398 458. 315. 170. 100 44. 8. 10. 2. 1. 2000 2001 2002 2003 2004 2005 2006 . 1. 15 18 .. 12.. HiperLAN . HiperLAN HiSWANa . TDMA . 2000 3 2008 5 2 . 3 . 10 MHz .. DFS CSMA/CA .. TDMA .. LAN .. TDMA .. HiSWANa [TDMA] . [J52 ].. DFS CSMA . 2. 17 92 . 17 93 . 17 94 2008 20 5 31 .. 3. 5170+20 (n-1) MHz n=1~4 2006 17 5 5180+20 (n-1). MHz n=1~4 . 13.. Greenfield Frame Format . GFF . GFF . LAN . LAN .. LAN .. MAC RTS/CTS RTS Request to Send . CTS Clear To Send . 20 MHz RTS/CTS .. GFF 40 MHz . GFF 40 MHz RTS/CTS. LAN . LAN . GFF LAN .. LAN . GFF .. GFF .. LAN GFF GFF. GFF . LAN .. GFF LAN .. 20 MHz 40 MHz . PCO Phased Coexistence Operation . 40 MHz 20 MHz RTS/CTS .. 40 MHz . 14. LAN . PCO.

9 LAN .. 100mV/m .. 0dBi -52dBm 16 MHz ofdm . 10mW/MHz .. E 100 SQRT(1/Gt) SQRT( (Pt[W] 20/n)) [mV/m]. n [MHz]. 1W .. -3dB 360 A 4 [ ]. A Gt Pt[W] . 1W .. AP .. LAN .. 15. 1W.. 1W .. 40 MHz . 16.. (1) .. 144 dBm/MHz . Lacs_DMR .. Lacs_DMR Lspace Gr_DMR. Lspace dB .. Gr_DMR . dBi .. 0 4 2 dB . 4 40 44 40 log dB . 40 20 dB .. D. m .. D 4 10L/20 10-3 10L/20. L EIRPsub_acs Pmin Gbase_acs EIRPsub_acs 1 MHz .. 10 dBm/MHz (2) . 17.. 30 dBm 10log Bw_acs (2) . Bw_acs . MHz . Gbase_acs dBi .. Pmin 1 MHz .. (2) .. EIRP base acs EIRPsub_acs . 1 MHz .. a b .. a . Lacs_DMR EIRP base acs 144 dB . Lacs_DMR 164 dB . b .. Lacs_DMR 154 dB .. a b . a . Lacs_DMR EIRP base_acs 144 dB . Lacs_DMR 178 10log Bw_acs dB . 18. b .. Lacs_DMR 174 10log Bw_acs dB .. Lacs_DMR EIRP base_acs 144 dB . Lacs_DMR EIRPsub_acs 144 dB .. 4840 MHz . 4860 MHz 4960 MHz 4980 MHz 10 MHz.

10 200nW 20 MHz . 200nW . 20 MHz Lacs_DMR 100 dB .. 200nW 20 MHz 200nW 20 MHz .. Lacs_DMR 100 dB . 19. 5 GHz .. 1 2 3 4 5 6 7. V. 64 QAM-156M 4850. 4730 4770 4810 4890 4930 4970. H. 8 9 10 11 12 13 14. 70 MHz 9 1 2 3 4. V. 16 QAM-52M . 256 QAM-104M 4720 4740 4760 4780 4800 4820 4840 4860 4880 4900 4920 4940 4960 4980. H. 10 5 6 7 8. 60 MHz 7 1 2 3. V. 5G-200ME 4720 4740 4760 4780 4840 4860 4880 4900 4920 4940 4960 4980. 4800 4820. H. 7 4 5 6. 100 MHz 2 4 6. V. 5G-200M 4730 4770 4810 4850 4890 4930 4970. H. 1 3 5 7. 70 MHz 1 2 3 4. 40 B.. 4920 4940 4960 4980. 4700 4800 4900 5000 . MHz). 20.. 2007 [ 19 ]12 . (1) . 2007 [ 19 ]12 4900-5000 MHz LAN.. 4900-5000 MHz .. 4900 MHz 4880 MHz .. 4900 MHz .. 5G-HQ-156MD 4850 MHz 4870 MHz . 5G-H-56M 4820 MHz 4870 MHz . 5G-HS-104M 4840 MHz 4860 MHz 5G-200ME 4760 MHz 4830 MHz . 4780 MHz 4800 MHz 4820 MHz 5G-200M 4850 MHz 4880 MHz.